Disclaimer: NTA forgot to print the common data for Questions 31–33 in the candidate response sheet. We reverse-engineered the data based on student memory, so the table below is not the original NTA data. Values are in units of ₹10,000., Year, X, Y, Z, 2017, 173, 191, 150, 2018, 163, 187, 190, 2019, 247, 263, 249 If expenditure of businessmen X, Y, Z decreased by 5%, 10% and 15%, respectively, from 2019 to 2020, then what was the total expenditure (in ₹10,000) of X, Y and Z in 2020? Option 1: 695 Option 2: 656 Option 3: 667 Option 4: 683

Answer: 683. Solution: Apply the three percentage decreases separately to the 2019 expenditures., Businessman, 2019 expenditure, Decrease, 2020 expenditure, X, 247, 5%, 247x0.95=234.65, Y, 263, 10%, 263x0.90=236.70, Z, 249, 15%, 249x0.85=211.65, Total 2020 expenditure: 234.65+236.70+211.65=683. Therefore, the total expenditure was 683 units of ₹10,000.

Logical Reasoning

Tabular Data

Medium

Disclaimer: NTA forgot to print the common data for Questions 31–33 in the candidate response sheet. We reverse-engineered the data based on student memory, so the table below is not the original NTA data.

Values are in units of ₹10,000.

Year	X	Y	Z
2017	173	191	150
2018	163	187	190
2019	247	263	249

If expenditure of businessmen X, Y, Z decreased by 5%, 10% and 15%, respectively, from 2019 to 2020, then what was the total expenditure (in ₹10,000) of X, Y and Z in 2020?

695

656

667

683

✅ Correct Option: 4

Apply the three percentage decreases separately to the 2019 expenditures.

Businessman	2019 expenditure	Decrease	2020 expenditure
X	247	5%	$247\times0.95=234.65$
Y	263	10%	$263\times0.90=236.70$
Z	249	15%	$249\times0.85=211.65$

Total 2020 expenditure:

$234.65+236.70+211.65=683$ .

Therefore, the total expenditure was 683 units of ₹10,000.

Question 32

If Z's income in 2017 was ₹17,55,000, what was his percent profit in that particular year?

Question 33

If the percent profit earned by all the businessmen together in 2018 was 37%, what was the total income (in ₹ 1,000) of all the businessmen together in that particular year?

If expenditure of businessmen X, Y, Z decreased by 5%, 10% and 15%, respectively, from 2019 to 2020, then what was the total expenditure (in ₹10,000) of X, Y and Z in 2020?

Solution

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